indexo.dev

idr.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-19 · ok HTTP/1.1 200 1286 ms crawled 2026-05-14

DE · 188.94.254.222 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
IDR AG - Immobilien-Projektentwicklung und -management in Düsseldorf
Language
de
Generator
TYPO3 CMS
Translations
  • de
  • en

Technology

Server
Apache

Registration

Updated
2018-03-06
Name servers
  • ns.udag.de.
  • ns.udag.net.
  • ns.udag.org.

DNS records live

NS
  • ns.udag.de
  • ns.udag.net
  • ns.udag.org
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
TXT
Show 4 TXT records
  • nitro-verification-code=OTczNDQ1OTA4NTk1OTA4NTU5
  • sophos-domain-verification=ec806516b677a94f28a22382ae90fb08c48a6c775e9cd0e6f16cad364333421f
  • nitro-verification-code=NjU3MzM1MjI1ODQzODM5NzI3OQ==
  • 9de09df04c844b8ab252c070b80559ef

Email authentication strong

SPF
v=spf1 include:spf.hornetsecurity.com include:spf.protection.outlook.com include:_smtp.udag.de include:agenturserver.de include:spf.crsend.com include:_spf_eucentral1.prod.hydra.sophos.com ~all
softfail (~all)
DMARC
v=DMARC1;p=quarantine;pct=100;rua=mailto:dmarc@idr.de
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuWKe3gf878BxArWAxOKd4w9xgmG9doCh+6+8koQ8j0zOWrfKlCfGVY9jliMOBzmuGw+56CONqSYUBv…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsyRWnLFXk9WAjFZh3L2DJ93Ogn3My57mudbpkdCwh+7DwUQ5zPOgOFyeGZ+FNNXyyKvkVWqKFrXgLv…
selectors probed

Certificate (current)

R12
from 2026-05-11 to 2026-08-09
Expires in 80 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.idr.de/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (1)

Linked from (4)